A、 If it is less than two hours since you mixed the compound, do not use it.
B、 If it is more than two hours since you mixed the compound, do not use it directly.
C、 If it is more than two hours since you mixed the compound, do not use it.
答案：C
A、 If it is less than two hours since you mixed the compound, do not use it.
B、 If it is more than two hours since you mixed the compound, do not use it directly.
C、 If it is more than two hours since you mixed the compound, do not use it.
答案：C
A. 用1/2英寸的扳手拆下盖子。
B. 用1/2英寸长的扳手拆下端盖。
C. 用1/2英寸的套筒拆下盖子。
A. The Handbook producer should average the material within paragraphs in a way he considers to be most informative to the kind of pilot experienced to use the Handbook.
B. The Handbook manufacturer should arrange the material within paragraphs in a sense he considers to be most useful to the kind of pilot anticipated to use the Handbook.
C. The Handbook operator should arrange the document within paragraphs in a manner he considers to be most incentive to the kind of pilot expected to use the Handbook.
A. 这个步骤给出了连接管路的说明。
B. 这个步骤给出了连接接头的说明。
C. 这个步骤给出了连接吊架的说明。
A. Perform check to see if there are traces of corrosion around the drain holes.
B. Check the drain holes for signs of corrosion.
C. Check the area surrounding the drain holes for signs of contamination.
A. 该符号指该章节的全部或大部分规则。
B. 该索引指本部分的全部大部分规则。
C. 该内容包括那个部门的全部或大部分规则。
A. 把电缆分割相等宽度的三段
B. 把电缆分割相等厚度的三段
C. 把电缆切成相等长度的三段
A. If one or more blades are broken, make an entry in the engine logbook
B. If one or more blades are in place, make an entry in the engine logbook
C. If one or more blades are absent, make an entry in the engine logbook
A. 三台计算机收集数据,与系统参数起放在连接到显示器组件的数据链路上
B. 三台计算机从系统中更正数据和参数,将它们放在连接到显示器组件的数据链路上
C. 三台计算机收集系统数据和参数,并通过数据链接将它们一起传送给显示组件
A. 发动机失效程序应该提供给所有的飞机,飞机起飞和飞行中出现的所有失效,包括部分失效都应包括。
B. 发动机失效程序应提供所有飞机在起飞和飞行中发生的所有发动机失效,包括部分失效。
C. 发动机失效程序应提供给所有飞机和所有发生的情况,包括在起飞和飞行中的部分失效。
A. 如果有必要,增加更多垫片。
B. 增加更多气源是有必要的。
C. 如有必要添加更多汽油。
